• Country
• United States of America (USA)

• Manufacturer / Brand
• General Electric Co. (GE); Bridgeport CT, Syracuse NY

• Year
• 1936

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 41991

• • Brand: Musaphonic

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 5

• Valves / Tubes
• 6A8 6K7 6Q7 6F6 5Z4

• Main principle
• Superheterodyne (common); ZF/IF 465 kHz; 2 AF stage(s)

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• Alternating Current supply (AC) / 25 or 60 cycles: 105 - 120 or 115; 125; 220; 240 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 8 inch = 20.3 cm

• Power out
• 1.75 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: A-52 - General Electric Co. GE;

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Dimensions (WHD)
• 11.3 x 15.33 x 7.25 inch / 287 x 389 x 184 mm

• Notes
• The General Electric models A-52 and A-55 share the same schematic at Rider's (1st Jan. 1936) 7-1 through 7-3 which show IF peak at 465 kc. They can have a 25 cycle (C) or 60 cycle mains transformer which came in two versions, one fix for 105-120 volts (A), the other for 105 to 250 volts with 4 tappings (V). The Broadcast band covers 540 - 1720 kc and the Short wave band 2.3 - 7 mc.

• Net weight (2.2 lb = 1 kg)
• 5 kg / 11 lb 0.2 oz (11.013 lb)

• External source of data
• Ernst Erb

• Source of data
• Collector's Guide to Antique Radios 4. Edition

• Circuit diagram reference
• Rider's Perpetual, Volume 7 = 1936 and before

• Mentioned in
• Table Top Radios Vol. 1 Stein 98

• Literature/Schematics (1)
• Cathedral & Tombstone Radios (page 116.)

• Other Models

• Here you find 2779 models, 1960 with images and 1961 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from General Electric Co. (GE); Bridgeport CT, Syracuse NY